Abstract: A solar shutter includes a frame, a plurality of slats pivotably attached within the frame, a plurality of solar cells mounted on the slats and multiple LEDs. The frame has a power storage apparatus for storing power absorbed by the solar cells. Each slat includes a base and a light pervious cover fixed on the base. In an embodiment, the LEDs are mounted on the frame to face opposite ends of the cover. In a further embodiment, the LEDs are mounted on the bases within the slats. The light emitted from the LEDs is radiated into an inside of a building through the covers.

Abstract: A lamp includes a housing, a lamp cover with a hook, a light source, and a lamp cover latching structure. The light source is disposed between the housing and the lamp cover. The lamp cover latching structure includes a securing portion, a latching portion, and a pressing portion. The securing portion is fixed to the housing. The latching portion is capable of latching with the latching hook. The latching portion is capable of separating from the latching hook by pressing the pressing portion.

Abstract: An exemplary lighting cup includes a cup body, a lighting module, and a power module. The cup body is for containing drink therein. The lighting module is mounted on the cup body and includes lighting elements. The power module supports the cup body and electrically connects with the lighting module to drive the lighting elements to emit light.

Abstract: An LED lamp includes a first LED string and a second LED string connected in parallel to each other and a variable resistor connected in series with one of the first and second LED strings. The first LED string provides a first color temperature. The LED string provides a second color temperature difference from the first color temperature. The variable resistor includes a resistance track with resistance coils wound thereon and a slider moveable along the resistance track. When a position of the slider of the variable resistor is changed, an electric current flowing through the one of the first and second strings is changed accordingly to adjust the color temperature of the LED lamp.

Abstract: A light-emitting diode lamp comprises a supporting salver comprising a first and second surfaces, the second surface defines first recesses; light-emitting diodes (LEDs) mounted on the first surface; a lampshade covering the light-emitting diodes, the lampshade comprising an optic portion facing the LEDs, the optic portion comprising lenses, each of the lenses facing each of the LEDs, the lampshade defining second recesses corresponding to the first recesses, each of the first recesses aligned with each of the second recesses; and clips each comprising a connecting portion and two buckling portions at two opposite ends of the connecting portion, the connecting portion being resilient, one of the two buckling portions being received in one of the first recesses, another one of the two buckling portions being received in a corresponding one of the second recesses, wherein the lampshade is interchangeably mounted on the supporting salver through the clips.

Abstract: A light emitting diode bulb includes a holder; a housing connected with the holder; an LED module arranged on the housing and electrically connected with the holder. The LED module comprises a base and LED units formed on the base. The base has an upper surface and lateral surfaces extending downwardly and slanted to the upper surface. The LED units are arranged on the upper surface and the lateral surfaces respectively. An envelope is formed on the housing opposite to the holder. Light from the LED units of the LED module passes through the envelope and transmits to an external environment along different directions.

Abstract: An illumination apparatus comprises a base, a heat sink group, and at least one fastening arm. The base is made of material with high heat conductivity and has a first surface and an opposite second surface for receiving a light source. The heat sink group is placed on the first surface and comprises three types of heat sinks arranged in three lines extending along a lengthwise direction of the base. The fastening arm has a recess defined therein. First and second heat sinks are alternately arranged on each of outer two lines of the heat sink group. Third heat sinks are arranged on the middle line. Each third heat sink is positioned between two first heat sinks at one side thereof and two second heat sinks at the other side thereof.

Abstract: An LED light emitting device includes a lamp housing, an LED light emitting component thermally attached to the lamp housing, a power source driver for providing electric energy for the LED light emitting component, and a temperature sensor attached to the lamp housing for sensing a surface temperature of an outer surface of the lamp housing. When the value of the surface temperature is smaller than a predetermined temperature value, the temperature sensor outputs a control signal to the power source driver to control the power source driver to supply a larger electric current to the LED light emitting component, and the LED light emitting component generates more heat to the lamp housing to increase the surface temperature thereof.

Abstract: An LED (light emitting diode) chip includes a substrate, a first conduction layer formed on a top surface of the substrate, and a second conduction layer formed on the first conduction layer. The first conduction layer extends from a bottom surface of the second conduction layer to a circumferential surface of the second conduction layer, thereby surrounding the bottom surface and the circumferential surface of the second conduction layer. An active layer is sandwiched between the first and second conduction layers, to increase a contact area between the active layer and the first conduction layer and the second conduction layer.

Abstract: A ceiling lamp includes a housing, a light source received in the housing, a transparent/translucent cover fixed to a bottom of the housing and a frame connected to the housing and located over the housing. The housing includes a top plate, a pair of wings extending downwardly from the top plate and two lids fixed to the top plate and the wings. The frame includes a top wall and two side walls and two arms extending downwardly from the top wall. Each lid forms a slot therein, and each arm forms a protrusion to engage in the slot to thereby secure the housing to the frame.

Abstract: An exemplary light emitting diode includes a light emitting diode chip, two optical wavelength converting layers, and an encapsulant layer. The light emitting diode chip has an light emitting surface. The light emitting diode chip is used to emit a monochromatic light from the light emitting surface. The light emitting surface includes a first region, a second region, and a third region. The two optical wavelength converting layers covers the first and the third regions of the light emitting surface. The two optical wavelength converting layers are configured for converting the monochromatic light received from the light emitting diode chip and emitting light with a converted wavelength from the light emitting diode. The encapsulant layer covers the second region of the light emitting surface for directing light therefrom.

Abstract: An LED lamp includes a heat sink including a base having a heat-dissipating face, an LED module including a printed circuit board mounted on the base and a plurality of LEDs disposed on the printed circuit board, and a connecter electrically connecting the LED module to a power supply. The heat sink further includes a plurality of spiral fins protruding outwardly from the heat-dissipating face of the base.

Abstract: A light emitting diode (LED) includes an LED chip, a casting, two metallic electrodes and a heat sink. The casting includes a first surface, a second surface and an outer peripheral side surface interconnecting the first and second surfaces. The casting defines a receiving space concaved inwardly from the first surface for receiving the LED chip therein. A through hole is defined in the casting and extends from the receiving space to the second surface. The metallic electrodes are separated from each other. Each metallic electrode includes a first terminal electrically connecting with the LED chip, and a second terminal disposed at the outer peripheral side surface of the casting. The heat sink is filled in the through hole and thermally contacts the LED chip. The heat sink is thermally and electrically insulated from the metallic electrodes by the casting.